Analysis

  • max time kernel
    28s
  • max time network
    74s
  • platform
    windows7_x64
  • resource
    win7v20210408
  • submitted
    27-08-2021 17:09

General

  • Target

    58a192c56eff7d48740607232cea9d49.exe

  • Size

    1.3MB

  • MD5

    58a192c56eff7d48740607232cea9d49

  • SHA1

    6bde1b43b0eabaa2151f5126c102eb3cc5dbb693

  • SHA256

    2bc19a1a48254b0ce6a30f471c0e870ceff05ef8ab66ce5d9bb4ecae869d3b10

  • SHA512

    cf97dfe3d719f05d0bbbeaf78d8e26cfe3234480e1ef98c1888b2bd316d04777c022f78d09b64f079d07a22520e7df3dc3b5eeba21346ac1f6b1eb464f78beff

Malware Config

Extracted

Family

redline

Botnet

proliv2

C2

136.243.65.8:48715

Signatures

  • Modifies Windows Defender Real-time Protection settings 3 TTPs
  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • RedLine Payload 3 IoCs
  • UAC bypass 3 TTPs
  • Windows security bypass 2 TTPs
  • Nirsoft 7 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Windows security modification 2 TTPs 8 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 28 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58a192c56eff7d48740607232cea9d49.exe
    "C:\Users\Admin\AppData\Local\Temp\58a192c56eff7d48740607232cea9d49.exe"
    1⤵
    • Loads dropped DLL
    • Windows security modification
    • Checks whether UAC is enabled
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • System policy modification
    PID:1724
    • C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
      "C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe" /EXEFilename "C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\test.bat" /WindowState ""0"" /PriorityClass ""32"" /CommandLine "" /StartDirectory "" /RunAs 8 /Run
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1652
      • C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
        "C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe" /SpecialRun 4101d8 1652
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2008
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\58a192c56eff7d48740607232cea9d49.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:792
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\58a192c56eff7d48740607232cea9d49.exe" -Force
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1448
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:316

Network

MITRE ATT&CK Matrix ATT&CK v6

Persistence

Modify Existing Service

1
T1031

Privilege Escalation

Bypass User Account Control

1
T1088

Defense Evasion

Modify Registry

5
T1112

Disabling Security Tools

4
T1089

Bypass User Account Control

1
T1088

Credential Access

Credentials in Files

2
T1081

Discovery

Query Registry

1
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

2
T1005

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_10a2719f-ab19-452c-9537-375fecbe5f96
    MD5

    df44874327d79bd75e4264cb8dc01811

    SHA1

    1396b06debed65ea93c24998d244edebd3c0209d

    SHA256

    55de642c5c9e436ec01c57004dae797022442c3245daf7162d19a5585f221181

    SHA512

    95dc9298b8db059bbe746f67e6a7f8515781c7053cc60c01532e47623a996be7e1bd23d1bd8f5f2045adff27454f44930d503c15b695690088841cedbd2a06c3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_1abda922-9e0e-4200-89d0-60796083afcc
    MD5

    be4d72095faf84233ac17b94744f7084

    SHA1

    cc78ce5b9c57573bd214a8f423ee622b00ebb1ec

    SHA256

    b0d72c5c22e57913476ac8fc686a4593f137c6667d5094522c0a0685dabd7adc

    SHA512

    43856e9b1032b8690ceea810c931bed3655e9190414bb220fb6afc136f31b8335e07604dffb28405d4006f266a54cff424c527d29924b1b732c9647a3252b097

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_201b9bc4-d979-4579-98f4-67099f60b033
    MD5

    7f79b990cb5ed648f9e583fe35527aa7

    SHA1

    71b177b48c8bd745ef02c2affad79ca222da7c33

    SHA256

    080ec69d3f2abac629a0bdc314f150ad42a9a1b0a031b1d5c7b5b80051c48683

    SHA512

    20926edf7f0b990da4bd8d7ba91bd8bf7b952b75080f687afa7197a91777604688303d38b4a0a7240b558c23f2e0cd927d3590765109f8be0551f5eb050eafda

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_284358b0-53fa-4a89-91f3-392377c00b2e
    MD5

    354b8209f647a42e2ce36d8cf326cc92

    SHA1

    98c3117f797df69935f8b09fc9e95accfe3d8346

    SHA256

    feae405d288fdd38438f9d9b54f791f3ce3805f1bb88780da5aca402ad372239

    SHA512

    420be869b58e9a7a2c31f2550ac269df832935692a6431d455a10d9b426781e79d91e30ace2c465633b8a7ff2be1bf49734d8b99a390090dc4b36411d4391ff0

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_32b21970-4839-4ac5-a2ad-cc925aecc47c
    MD5

    a725bb9fafcf91f3c6b7861a2bde6db2

    SHA1

    8bb5b83f3cc37ff1e5ea4f02acae38e72364c114

    SHA256

    51651f27f54c7261887037aa1de4eff0a26c6807906dfc34a15cd5a0b58a8431

    SHA512

    1c4b21dd5660bfec8347257bb3da64681b0a97c427790d9ab3484f687dac032bcff0e07876635953697b00cf83e7d37f97c44e0219627fd0533f60ed3024b97e

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_60554f64-a36e-4439-8748-76f202d7cb75
    MD5

    02ff38ac870de39782aeee04d7b48231

    SHA1

    0390d39fa216c9b0ecdb38238304e518fb2b5095

    SHA256

    fbd66a9baf753db31b8de23f2d51b67f8676687503653103080c45b16f1dc876

    SHA512

    24a1ff76ee42ff7a5ea42843928c4df07b06178f7781cd840e1e086e88735d81506eb67259ff1e6ce5aaa7c5baea03886da265eb7e025ff4dc4c4b5f8cd3e341

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_63c291ed-933f-4f09-94ec-d1d1ee41da1b
    MD5

    a70ee38af4bb2b5ed3eeb7cbd1a12fa3

    SHA1

    81dbaeae4b0f9e1adc0a1e3d6d76a12396498ba9

    SHA256

    dd2f41f92f19c3fe031bdf5da68ab06768e26762d0077b290cd0094df1d5d58d

    SHA512

    8c69a5300c7545c5c4b25a0594e6813b6b7a85b5f3ae7fc5464b4074fe6f50b2f49d31cacf19bc20a02bb8e237656f1b9b2a3f6a3953e3a8478ca2adc154e0e3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_6ccb18ff-7a22-469e-90e7-ccc861e1432b
    MD5

    b6d38f250ccc9003dd70efd3b778117f

    SHA1

    d5a17c02cac698d4f0a4a9b7d71db2aa19e3f18a

    SHA256

    4de9d7b5ccab7b67ca8efc83084c7ee6e5e872b7216ed4683bc5da950bf41265

    SHA512

    67d8195836b7f280d3f9219fd0f58276342e55d5dfdd8a4c54355030d96685d73f1b2b6da0eb39322ec7c3a1d1c5ef06b52d22646cea30a96f822de1800d31e9

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_7bc5ca8a-50eb-4a28-856a-31595e01418a
    MD5

    597009ea0430a463753e0f5b1d1a249e

    SHA1

    4e38b8bb65ecbd5c9f0d3d8c47f7caba33de6c62

    SHA256

    3fd2a8217a845c43dbc0dc206c28be81d2687aa9ba62019d905aef10cfaec45d

    SHA512

    5d722fa908e64575b2497c60d142e182011a10c6ed33813b3b4796b3147ece1bc96938518b4c8911a1bac3b7560528ebe3e8e754c11015516d335df5d7c6871d

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_8fc1abb4-3ca4-4865-a9d1-21696feb0c24
    MD5

    d89968acfbd0cd60b51df04860d99896

    SHA1

    b3c29916ccb81ce98f95bbf3aa8a73de16298b29

    SHA256

    1020cc7c929cd5a4e68ccb40353ca76f427df363f0d95e456eb79db039bdb2b9

    SHA512

    b0e886cce598371b59131fed1535e220c798691bad93ef9474ba440066f5a6bd77a60966604b7a5ff6298b2e200c9dd0c8f9f04aff208b2af423480ead4e8842

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_bd47eb21-a96b-4ccd-99d7-0d9f3f6c10b6
    MD5

    75a8da7754349b38d64c87c938545b1b

    SHA1

    5c28c257d51f1c1587e29164cc03ea880c21b417

    SHA256

    bf08151c174b5d00c9dbc7907b2c6a01b4be76bfa3afce1e8bd98a04ad833c96

    SHA512

    798797bc74c56c874e9a5fdcb0157c04e37a1b3cce285ef064b01bceef8cec45f11a5198918c6c647220b62883606b5e12e3cca3ea369f3a66e69dea6e15f643

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheEntry_c9b427a0-6073-4eb8-9b09-f8e4712d7ab5
    MD5

    5e3c7184a75d42dda1a83606a45001d8

    SHA1

    94ca15637721d88f30eb4b6220b805c5be0360ed

    SHA256

    8278033a65d1ff48be4d86e11f87930d187692f59f8bf2f0a9d170de285afb59

    SHA512

    fae99b6e9b106e0f1c30aa4082b25ae1ad643455c1295c2c16ad534e3e611b9b08492353ffe1af1cfdddc9b2b7c330747a64012c45e62b8f4a4982dcc214e05b

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
    MD5

    cfbdc78fae8c88bfeb049f4f07f1e379

    SHA1

    e99e3487c1e6f4df1da09bf3452e37d8c24ac032

    SHA256

    fb213545a04de8a888256e836205f387b483af3ed7564a7e8170e050e02e4788

    SHA512

    2c1a5038bb98858ebd5437e4843ad31bbd4fa6efedaaa814a7f3b2284fa664fe6806ae6209bc6840aae3078514142bf0ef9bee48d5467c59eeb999304f38ceee

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\CommandAnalysis\PowerShell_AnalysisCacheIndex
    MD5

    6e07830c7b8f286e74eb02a64bb30afa

    SHA1

    d9f6650a9e664147f22d590d827addbb6024dc94

    SHA256

    1bce99e2382dc76c25dc0f937b164546a2cde70ad0864710471d9c653cce5428

    SHA512

    bb5b2e65afc4f15dee40b27d27401574af12ac53bc6af3a22e7c3dc66e817fd3e432888fdef4d82e472438b43a69201995ba380fb20664fbf8327609a9347009

  • C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
    MD5

    ff1dbc8ec300abc5e26a460bdd6c2e29

    SHA1

    070ef2ae6e1b0f10098f39b2fe4317c5e7f465a4

    SHA256

    cf5a15633f2e67ae98cb0757c39d71190e38bfc351ddbdd8b858297a460d27e6

    SHA512

    f07ff1ddca2a861ee504a7921fc4d7a03e4cb2e0343273df421f6aade572db10fcf4b8d0effd36e646bd85e28d914b7d2594a7128491e2cf43368ef915d087e0

  • \Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • \Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • \Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • \Users\Admin\AppData\Local\Temp\37a1069e-b6c1-4eb7-8cfe-a73659517b58\AdvancedRun.exe
    MD5

    17fc12902f4769af3a9271eb4e2dacce

    SHA1

    9a4a1581cc3971579574f837e110f3bd6d529dab

    SHA256

    29ae7b30ed8394c509c561f6117ea671ec412da50d435099756bbb257fafb10b

    SHA512

    036e0d62490c26dee27ef54e514302e1cc8a14de8ce3b9703bf7caf79cfae237e442c27a0edcf2c4fd41af4195ba9ed7e32e894767ce04467e79110e89522e4a

  • memory/316-90-0x00000000049D0000-0x00000000049D1000-memory.dmp
    Filesize

    4KB

  • memory/316-88-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/316-85-0x0000000000400000-0x0000000000420000-memory.dmp
    Filesize

    128KB

  • memory/316-86-0x000000000041A68E-mapping.dmp
  • memory/792-75-0x0000000000000000-mapping.dmp
  • memory/792-80-0x0000000000AC0000-0x0000000000AC1000-memory.dmp
    Filesize

    4KB

  • memory/792-104-0x0000000006250000-0x0000000006251000-memory.dmp
    Filesize

    4KB

  • memory/792-111-0x0000000005820000-0x0000000005821000-memory.dmp
    Filesize

    4KB

  • memory/792-134-0x0000000006310000-0x0000000006311000-memory.dmp
    Filesize

    4KB

  • memory/792-102-0x00000000056F0000-0x00000000056F1000-memory.dmp
    Filesize

    4KB

  • memory/792-97-0x0000000005690000-0x0000000005691000-memory.dmp
    Filesize

    4KB

  • memory/792-93-0x0000000002810000-0x0000000002811000-memory.dmp
    Filesize

    4KB

  • memory/792-133-0x0000000006300000-0x0000000006301000-memory.dmp
    Filesize

    4KB

  • memory/792-103-0x000000007EF30000-0x000000007EF31000-memory.dmp
    Filesize

    4KB

  • memory/792-118-0x0000000005610000-0x0000000005611000-memory.dmp
    Filesize

    4KB

  • memory/1448-82-0x0000000004870000-0x0000000004871000-memory.dmp
    Filesize

    4KB

  • memory/1448-84-0x0000000001FF0000-0x0000000002C3A000-memory.dmp
    Filesize

    12.3MB

  • memory/1448-76-0x0000000000000000-mapping.dmp
  • memory/1448-91-0x0000000002490000-0x0000000002491000-memory.dmp
    Filesize

    4KB

  • memory/1652-67-0x00000000769B1000-0x00000000769B3000-memory.dmp
    Filesize

    8KB

  • memory/1652-65-0x0000000000000000-mapping.dmp
  • memory/1724-60-0x0000000000F40000-0x0000000000F41000-memory.dmp
    Filesize

    4KB

  • memory/1724-71-0x0000000004AC0000-0x0000000004AC1000-memory.dmp
    Filesize

    4KB

  • memory/1724-62-0x00000000049D0000-0x0000000004A42000-memory.dmp
    Filesize

    456KB

  • memory/2008-72-0x0000000000000000-mapping.dmp